Enter assignee name

Forward Citations = 225

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4 inventors (with patents filed for the assignee):

Takao Kamiyama (14 out of 89 patents)

Yasuhiro Yokoshima (14 out of 48 patents)

Shigeru Endoh (14 out of 34 patents)

4. Hiroyuki Aoki (14 out of 23 patents)

14 patents: Sort by Forward Citations

1. 6158473 - Branch pipe liner bag and pipe lining method (2000-12-12),

2. 6152184 - Branch pipe liner bag and branch pipe lining method (2000-11-28),

3. 6136135 - Method of manufacturing a pipe liner bag (2000-10-24),

4. 6123109 - Branch pipe lining bag and pipe lining method (2000-09-26),

5. 6085794 - Pipe lining method (2000-07-11),

6. 6056017 - Pipe lining method (2000-05-02),

7. 6054180 - Method for impregnating a tubular resin-absorbable liner with resin (2000-04-25),

8. 6042668 - Pipe liner bag and manufacturing methods therefor (2000-03-28),

9. 6024910 - Method for lining a tubular conduit (2000-02-15),

10. 6006787 - Branch pipe liner bag and branch pipe lining method (1999-12-28),

11. 5971031 - Branch pipe liner bag and pipe lining method (1999-10-26),

12. 5944058 - Branch pipe liner assembly and a pipe lining method (1999-08-31),

13. 5916406 - Branch pipe liner bag and pipe lining method (1999-06-29),

14. 5846025 - Apparatus and a method for lining an underground pipe (1998-12-08),

Oar Company is a leading manufacturer of high-quality rowing oars for competitive rowers and enthusiasts. With a strong focus on innovation and craftsmanship, we provide top-notch products that are designed to enhance performance on the water. Our oars are trusted by professional athletes and teams around the world for their durability and performance. Visit our website to explore our range of products and find the perfect oar for your rowing needs.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

14 Patents

#1 in Tokorozawa

#3,488 in Japan

#40,959 in the World

Tokorozawa, Japan

Oar Company

Forward Citations = 225

4 inventors:

Takao Kamiyama (14 out of 89 patents)

Yasuhiro Yokoshima (14 out of 48 patents)

Shigeru Endoh (14 out of 34 patents)

4. Hiroyuki Aoki (14 out of 23 patents)

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